Bump docker.io/aquasec/trivy from 0.49.1 to 0.50.0 #3226

Job	Run time
integration (v1.27.11)	20m 20s
integration (v1.27.11)	20m 20s
unit	2m 41s
unit	2m 41s
integration (v1.29.2)	20m 5s
integration (v1.29.2)	20m 5s
test-docker-build (base)	41s
test-docker-build (base)	41s
test-docker-build (git)	1m 18s
test-docker-build (git)	1m 18s
test-docker-build (image-processing)	59s
test-docker-build (image-processing)	59s
e2e (v1.27.11)	21m 45s
e2e (v1.27.11)	43m 49s
test-docker-build (waiter)	38s
test-docker-build (waiter)	38s
e2e (v1.29.2)	33m 36s
e2e (v1.29.2)	33m 36s
	3h 46m 10s

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